Spencer, Browning & Rust Octant, C 1800
A Cary London Sextant C 1890
2 Mahogany Martine spike Circa 1880
Wrought tripod Iron dividers C 1780
Octant in oak case
Wrought Iron dividers
Battenberg's course indicator.
Marine divider.
Clinometer
Marine divider..
.jpg "A Cary London Sextant C 1890")
.jpg "Wrought tripod Iron dividers C 1780")
